Home / 13,294.72-19,941.36-4,060

Finding the Fourth Proportional to 13,294.72, 19,941.36 and 4,060

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Solution

The fourth proportional to 13,294.72, 19,941.36 and 4,060 is: 6,089.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,294.72 : 19,941.36 = 4,060 : x
  2. Step 2: Convert to fraction form
    13,294.72/19,941.36 = 4,060/x
  3. Step 3: Cross multiply
    13,294.72x = 19,941.36 × 4,060
  4. Step 4: Simplify right side
    13,294.72x = 80,961,921.60
  5. Step 5: Solve for x
    x = 80,961,921.60/13,294.72
  6. Step 6: Final answer
    x = 6,089.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.